System panic while executing stats_init() function in traps module codepath

Issue

• System panic while executing stats_init() function in traps module code path

crash> log | less
[5511372.057081] BUG: unable to handle kernel paging request at ffffffffc05c65a0   
[5511372.061050] IP: [<ffffffffc05c65a0>] stats_init+0x20/0xa0 [traps]
[5511372.062733] PGD 1eb614067 PUD 1eb616067 PMD 235930067 PTE 116d7061
[5511372.065515] Oops: 0003 [#1] SMP 
[5511372.067656] Modules linked in: traps(OE) ip6table_filter ip6_tables iptable_filter gc_enforcement(OE) nf_conntrack_ipv6 nf_defrag_ipv6 nf_conntrack symap_rh_ES_7_3_10_0_862_9_1_el7_x86_64(POE) symev_rh_ES_7_3_10_0_862_9_1_el7_x86_64(OE) vmw_vsock_vmci_transport vsock ext4 mbcache jbd2 sb_edac iosf_mbi crc32_pclmul ghash_clmulni_intel ppdev aesni_intel lrw gf128mul glue_helper ablk_helper vmw_balloon cryptd pcspkr joydev sg i2c_piix4 vmw_vmci parport_pc parport binfmt_misc ip_tables xfs libcrc32c sr_mod cdrom ata_generic pata_acpi sd_mod crc_t10dif crct10dif_generic vmwgfx drm_kms_helper syscopyarea crct10dif_pclmul crct10dif_common sysfillrect sysimgblt fb_sys_fops crc32c_intel ttm drm ata_piix serio_raw libata e1000 vmxnet3 vmw_pvscsi nfit libnvdimm drm_panel_orientation_quirks dm_mirror dm_region_hash
[5511372.074275]  dm_log dm_mod fuse [last unloaded: traps]
[5511372.075633] CPU: 0 PID: 77323 Comm: EcKmCollector Kdump: loaded Tainted: P           OE  ------------   3.10.0-1160.49.1.el7.x86_64 #1
[5511372.077101] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 12/12/2018
[5511372.078465] task: ffff9424630f9080 ti: ffff9423cff0c000 task.ti: ffff9423cff0c000
[5511372.079915] RIP: 0010:[<ffffffffc05c65a0>]  [<ffffffffc05c65a0>] stats_init+0x20/0xa0 [traps]     <<<==-----
[5511372.081462] RSP: 0018:ffff9423cff0fe98  EFLAGS: 00010286
[5511372.082986] RAX: ffffffffc05c65a0 RBX: ffff942473efbf00 RCX: ffff9423cff0fee8
[5511372.084492] RDX: 0000000000000001 RSI: 00002b77acfe8000 RDI: ffff942473efbf00
[5511372.086019] RBP: ffff9423cff0fed0 R08: ffff942473efbf38 R09: 0000000000000240
[5511372.087561] R10: 0000555a7eb70a40 R11: 0000000000000293 R12: 00002b77acfe8000
[5511372.089118] R13: ffff9423cff0fee8 R14: 0000000000000001 R15: 0000000000000000
[5511372.090664] FS:  00002b77c03a1700(0000) GS:ffff942475600000(0000) knlGS:0000000000000000
[5511372.092219] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[5511372.093777] CR2: ffffffffc05c65a0 CR3: 000000021b3ec000 CR4: 00000000000607f0
[5511372.094852] Call Trace:
[5511372.095764]  [<ffffffffa524e590>] ? vfs_write+0xc0/0x1f0
[5511372.096661]  [<ffffffffa524f36f>] SyS_write+0x7f/0xf0
[5511372.097559]  [<ffffffffc05c46e8>] ? proc_filter_drop_current+0x18/0x330 [traps]
[5511372.098463]  [<ffffffffc05594e6>] symev_write+0x46/0x90 [symev_rh_ES_7_3_10_0_862_9_1_el7_x86_64]    
[5511372.099366]  [<ffffffffa5796226>] tracesys+0xa6/0xcc
[5511372.100422] Code: eb cf 66 0f 1f 84 00 00 00 00 00 66 66 66 66 90 55 40 84 ff c6 05 e1 a3 00 00 00 40 88 3d d9 a3 00 00 48 c7 05 d6 a3 00 00 00 00 <00> 00 48 89 e5 74 4d be 08 00 00 00 bf f8 0a 00 00 e8 1a ee c1 
[5511372.102761] RIP  [<ffffffffc05c65a0>] stats_init+0x20/0xa0 [traps]
[5511372.103735]  RSP <ffff9423cff0fe98>
[5511372.104679] CR2: ffffffffc05c65a0